Finding the Fourth Proportional to 2,476,368.13, 3,417,563.33 and 1,374,160.09
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Solution
The fourth proportional to 2,476,368.13, 3,417,563.33 and 1,374,160.09 is: 1,896,438.21
Step by Step Solution
- Step 1: Write the proportion equation
2,476,368.13 : 3,417,563.33 = 1,374,160.09 : x - Step 2: Convert to fraction form
2,476,368.13/3,417,563.33 = 1,374,160.09/x - Step 3: Cross multiply
2,476,368.13x = 3,417,563.33 × 1,374,160.09 - Step 4: Simplify right side
2,476,368.13x = 4,696,279,133,133.50 - Step 5: Solve for x
x = 4,696,279,133,133.50/2,476,368.13 - Step 6: Final answer
x = 1,896,438.21
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.